Cryptomelane
specimen number:
1392180
location:
Montreal mine, Iron Co., Wisconsin, USA
description:
An outstanding example for the species with lustrous botryoidal black cryptomelane in a cluster with very little attached matrix. Good examples such as this for the species from this old locality are rarely if ever seen available on the market today. Identification was confirmed at the A. E. Seaman Museum. The specimen was displayed for the public at the East Coast 2018 show.
Size: 18.0 x 11.0 x 4.0 cm (large-cabinet)
Collection: Karen & David DeBruin
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Related by Mineral (Cryptomelane):
Related by Location (Montreal mine):
Quartz — Wisconsin
Origin: Montreal mine, Iron Co., Wisconsin, USA
Number: (1392007)
Size: 10.0 x 6.0 x 3.0 cm (cabinet)
Barite — Wisconsin
Origin: Montreal mine, Iron Co., Wisconsin, USA
Number: (1392123)
Size: 10.0 x 10.0 x 4.5 cm (cabinet)
Manganite — Wisconsin
Origin: Montreal mine, Iron Co., Wisconsin, USA
Number: (1392160)
Size: 11.0 x 9.0 x 3.5 cm (cabinet)